gigadevice News - CNX Software - Embedded Systems News

December 22, 2025December 22, 2025 by Jean-Luc Aufranc (CNXSoft) - 6 Comments

GigaDevice GD32VW553-UNIFI – A $2+ WiFi 6 and Bluetooth 5.2 LE wireless IoT module

GD32VW553-UNIFI is an inexpensive wireless IoT module based on GigaDevice GD32VW553 RISC-V microcontroller featuring 2.4 GHz WiFi 6 and Bluetooth 5.2 LE connectivity, and offered with a PCB antenna or IPEX antenna connector. The GD32VW553 MCU integrates 320KB SRAM and 4096KB on-chip flash, and supports link rates of up to 114.7 Mbps over WiFi and 2 Mbps over Bluetooth LE. The UNIFI module exposes 18 GPIOs from the microcontroller and is available in two different temperature ranges: -40 to +85°C or -40 to +105°C. GD32VW553-UNIFI specifications: SoC – GigaDevice GD32VW553 CPU – 32-bit RISC-V processor up to 160 MHz with RV32I/M/A/F/D/C/P/B instruction extensions Memory – 320KB (288 KB + 32KB shared) SRAM Storage – 4096 KB flash Wireless WiFi 802.11b/g/n/ax compatible 802.11i (WPA, WPA2, WPA3). Open, shared key, and pair-wise key authentication services Single antenna 1×1 stream in 20MHz channels upport of 802.11ax MCS up to MCS9 with a Max […]

June 13, 2025 by Jean-Luc Aufranc (CNXSoft) - No Comments

GigaDevice GD32C231 entry-level Arm Cortex-M23 MCU ships with 12KB ECC SRAM, 32KB or 64KB ECC flash

GigabiDevice GD32C231 low cost Cortex M23 MCU

GigaDevice GD32C231 entry-level microcontroller is built around a 48 MHz Arm Cortex-M23 core with up to 64KB ECC flash, 12KB ECC SRAM, and is offered in 20-pin to 48-pin packages with up to 45 GPIOs, a range of peripherals, analog inputs, and timers. The company says the GD32C231 series targets cost-effective small home appliances, BMS (Battery Management Systems), small-screen display devices, battery-powered handhelds, industrial auxiliary controls, and automotive aftermarket systems. GigaDevice GD32C231 key features and specifications: Core – Arm Cortex-M23 @ up to 48 MHz Memory – 12KB SRAM with ECC Storage – 32KB or 64KB flash with ECC Audio – 1x I2S Low-speed Peripherals Up to 45x GPIO Up to 3x USART, 2x I2C, 2x SPI Analog 12-bit ADC with 13 channels 2x analog comparators Timers 4x 16-bit general-purpose (GP) timers 16-bit Advanced (AD) timer RTC IWDG, WWDG 24-bit SysTick Misc – CRC module Supply Voltage – 2.3 to […]

December 27, 2024December 27, 2024 by Jean-Luc Aufranc (CNXSoft) - 1 Comment

GigaDevice GD32H75E – A 600MHz Arm Cortex-M7 MCU with an EtherCAT SubDevice Controller

GigaDevice has launched its first EtherCAT SubDevice Controller with the GDSCN832 along with the 600 MHz GD32H75E Arm Cortex-M7 microcontroller series which incorporates the EtherCAT SubDevice Controller. The GH32G57E microcontroller also comes with 1024KB SRAM, 3840 KB flash with protection, up to two Ethernet PHY, USB Full Speed and High-Speed interfaces, and a range of peripherals and timers. Both products are made for the industrial automation market and are suitable for servo control, variable frequency drives, industrial PLCs, and communication modules. Gigadevice GD32H75E specifications: CPU – Arm Cortex-M7 32-bit processor core operating at 600 MHz frequency Memory and Storage 512KB AXI SRAM 512KB RAM shared (ITCM/DTCM/AXI) memory 3840 KB on-chip Flash memory with security protection to prevent illegal code/data access External memory controller (EXMC) for SRAM, PSRAM, ROM, and NOR Flash Accelerator – Filter arithmetic accelerator (FAC) and Trigonometric Math Unit (TMU) Industrial communication 2x Ethernet PHYs (YMJ6 parts only) […]

November 21, 2024 by Jean-Luc Aufranc (CNXSoft) - 3 Comments

216MHz GigaDevice GD32G5 Cortex-M33 MCU features analog interfaces and accelerators for industrial applications

Starting with the GD32G553 SKUs, the 216 MHz GigaDevice GD32G5 high-performance Arm Cortex-M33 microcontroller family features 256KB to 512KB of embedded Flash with dual-bank Flash support, 128KB of SRAM, and a range of hardware accelerators including a DSP, single-precision FPU, a trigonometric function accelerator (TMU), and other hardware acceleration units, filter algorithms (FAC) and Fast Fourier Transform (FFT). Designed for industrial applications, the GD32G5 microcontrollers also offer a wide range of digital and analog interfaces and enhanced security capabilities suitable for digital power systems, charging stations, energy storage inverters, frequency converters, servo motors, and optical communication. GigaDevice GD32G5 specifications: MCU Core – Arm Cortex-M33 Armv8-M core clocked at up to 216MHz with DSP instruction set and single-precision FPU; up to 316 DMIPS, CoreMark score: 694. Memory/Storage 128KB SRAM (80KB SRAM0 + 16KB SRAM1 + 32KB TCMSRAM) 256KB to 512KB on-chip flash, QSPI interface for external storage External memory controller (EXMC) […]

April 15, 2024April 14, 2024 by Tomisin Olujinmi - 1 Comment

GigaDevice announces GD32F5 Cortex-M33 microcontroller targeted at high-performance applications

GigaDevice GD32F5 Cortex-M33 microcontroller

GigaDevice has officially launched the GD32F5 microcontroller series based on the Arm Cortex-M33 core. The Arm Cortex-M33 core has a maximum operating frequency of 200MHz and a working performance of up to 3.31 CoreMark/MHz. It also comes with a digital signal processing extension and a single-precision floating-point unit to reduce the load on the core. The GD32F5 microcontrollers are designed for high-performance applications and come equipped with up to 7.5MB on-chip flash, 1MB static RAM (SRAM), and diverse connectivity peripherals. The on-chip flash includes a zero-wait execution area (code flash) to improve code processing efficiency and real-time performance, and sizable data flash space for storing backups and parameters. The products support seamless OTA updates with a maximum of 2MB for Read-While-Write (RWW) operations. According to GigaDevice, the GD32F5 series is expected to find applications in “energy and power management, photovoltaic energy storage, industrial automation, programmable logic controllers (PLC), network communication […]

November 10, 2023 by Jean-Luc Aufranc (CNXSoft) - 8 Comments

Gigadevice GD32VW553 RISC-V microcontroller supports WiFi 6 and Bluetooth 5.2 LE

Gigadevice GD32VW553 is a new 160MHz RISC-V microcontroller for IoT applications with support for WiFi 6 (802.11ax) and Bluetooth 5.2 Low Energy (LE) and available in QFN32 and QFN40 packages with up to 28 GPIOs. As an IoT chip, the chip supports various power modes and target wake time (TWT) for low power consumption, as well as WiFi features such as WPA3 and WiFi direct, while the radio can handle Bluetooth 5.2 LE bit rates of up to 2 Mbps and support the Long Range mode. Gigadevice GD32VW553 specifications: MCU core – 32-bit Nuclei N307 RISC-V core @ up to 160 MHz with RV32I / M / A / F / D / C / P / B instruction extensions Memory – 320KB SRAM Storage – 2048KB or 4096KB flash Wireless WiFI 6 802.11b/g/n/ax HT20 up to 114.7Mbps 802.11e QoS Enhancement (WMM). 802.11i (WPA, WPA2, WPA3). Open, shared key, and […]

October 9, 2023October 8, 2023 by Jean-Luc Aufranc (CNXSoft) - 1 Comment

GigaDevice GD-xD-W515-EVAL board features GD32W515 Cortex-M33 MCU, a fingerprint scanner, and an LCD module

GigaDevice GD-xD-W515-EVAL is a new “all-in-one” Cortex-M33 evaluation kit comprised of a GD32W515 mainboard, a fingerprint board, and an LCD board powered by either a battery or the Mini-USB interface of the GD-Link programmer. The devkit is mainly used to evaluate various chips from the company, namely the 180 MHz GD32W515PIQ6 Cortex-M33 microcontroller, the GD25Q128E SPI NOR flash, the GSL6157 capacitive fingerprint Sensor, the GD30BC2416 battery management IC, and the GD30LD1002 power management chip. GigaDevice GD-xD-W515-EVAL board specifications: MCU – Gigadevice GD32W515PIQ6 Core – Arm Cortex-M33 microcontroller clocked at up to 180 MHz with Arm TrustZone support Memory – 448KB SRAM Storage – 2048KB flash Wireless – 2.4 GHz WiFi 4 (802.11b/g/n), but somehow not used in the development board… I/Os – Up to 43x GPIOs, 3x USART, 2x I2C, 2x SPI, USB 2.0 FS, I2S, etc… Package – QFN56 Storage – 128Mbit SPI NOR Flash (GD25Q128E) Display – 0.96-inch […]

May 16, 2023 by Jean-Luc Aufranc (CNXSoft) - 7 Comments

Gigadevice GD25LE128EXH is a tiny 3x3mm 128Mbit SPI NOR flash

GigaDevice Semiconductor has just launched the GD25LE128EXH 128Mbit SPI NOR Flash in a tiny ultra-compact 3x3x0.4mm FO-USON8 package designed for IoT, wearables, healthcare, and networking products. The GD25LE128EXH supports up to 133MHz frequency with four channels delivering up to 532Mbit/s data throughput. GigaDevice also highlights the low power consumption of just 6mA when reading, or a reduction of power consumption by 45% compared to previous devices. GD25LE128EXH specifications: Density – 128Mb I/O Bus – Single I/O, Dual I/O, Quad I/O, QPI Frequency – 133 MHz (x1 x2 x4) Features H/W RESET WP# Security Registers with OTP Locks Suspend Unique ID HOLD# Voltage – 1.65V~2.0V Package – FO-USON8 3x3mm Temperature Range – -40°C~85°C; -40°C~105°C, or -40°C~125°C The GD25LE128E SPI flash is also available in SOP8 208mil, USON8 4x4mm, WSON8 6x5mm, WSON8 8x6mm, and WLCSP (4-4 ball array) packages, which means the GD25LE128EXH’s FO-USON8 package reduces area by 70% and thickness by […]